Carbon fibre in glass tube
Carbon fibre, in glass tube, B24 Quickfit stoppered, Courtaulds Limited, England, United Kingdom, 1965. Object is labelled "1st sample of carbon fibres made by Courtaulds heat treated at R.A.E. for 1 hour at 2500-degree C. on 15.9.65, signed W. Watt CPM Dept RAE".